Investor Name	Invest Money	Lead Investor	Propotion

Announced Date	Round	Money Raised	Investors
Nov 22, 2004	Series B	$ 1.80M	Acumen,International Finance Corporation	Detail
Jan 3, 2013	Series Unknown	$ 790K		Detail
Jan 16, 2012	Series Unknown	$ 22.49M		Detail
Sep 24, 2014	Series Unknown	$ 10M	Vital Venture Capital	Detail
Jan 13, 2009	Series D	$ 10M	The Dow Chemical Company,SAIL Capital Partners LLC	Detail
Dec 20, 2006	Series C	$ 4M	Dow Venture Capital,SAIL Capital Partners LLC	Detail
Nov 18, 2010	Debt Financing	$ 5M		Detail
Jul 26, 2006	Series Unknown	$ 7.24M		Detail